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Wangda Tan updated YARN-3092: ----------------------------- Attachment: YARN-3092.2.patch Thanks review from [~jianhe], updated patch addressed all comments. > Create common resource usage class to track labeled resource/capacity in > Capacity Scheduler > ------------------------------------------------------------------------------------------- > > Key: YARN-3092 > URL: https://issues.apache.org/jira/browse/YARN-3092 > Project: Hadoop YARN > Issue Type: Sub-task > Components: api, client, resourcemanager > Reporter: Wangda Tan > Assignee: Wangda Tan > Attachments: YARN-3092.1.patch, YARN-3092.2.patch > > > Since we have labels on nodes, so we need to track resource usage *by > labels*, includes > - AM resource (to enforce max-am-resource-by-label after YARN-2637) > - Used resource (includes AM resource usage) > - Reserved resource > - Pending resource > - Headroom > Benefits to have such a common class are: > - Reuse lots of code in different places (Queue/App/User), better > maintainability and readability. > - Can make fine-grained locking (e.g. accessing used resource in a queue > doesn't need lock a queue) -- This message was sent by Atlassian JIRA (v6.3.4#6332)